TAT 
4 weeks
CPT Code 
81404
Test Code 
1297
Test Methods 
Sequencing
Deletion/Duplication analysis
Specimen Types Accepted 
Blood
Saliva
Buccal
Cultured Cells
Extracted DNA
Genes 
Additional Information 
UGT1A1 analysis will also detect the UGT1A1*28 variant in the promoter region of the UGT1A1 gene, if present. This variant, when present in the homozygous state, is associated with Gilbert syndrome.